What’s Vulnerable › Vulnerabilities

CVE-2022-46891

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-01-17 · updated 2026-06-17
• Weakness: CWE-416

Description

An issue was discovered in the Arm Mali GPU Kernel Driver. There is a use-after-free. A non-privileged user can make improper GPU processing operations to gain access to already freed memory. This affects Midgard r13p0 through r32p0, Bifrost r1p0 through r40p0, and Valhall r19p0 through r40p0.

Affected products

• Arm Ltd Bifrost GPU Kernel Driver: from r1p0 through r40p0
• Arm Ltd Midgard GPU Kernel Driver: from r13p0 through r32p0
• Arm Ltd Valhall GPU Kernel Driver: from r19p0 through r40p0

References

• https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities
• https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities

Get alerted when CVE-2022-46891 or the next vulnerability affects your stack